IndividualActive
Dalia Sierra
NPI 1184404212 · Social Worker · Napa, CA
Dalia Sierra is a Social Worker provider in Napa, CA (NPI 1184404212).
Provider details
- NPI number
- 1184404212
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(51/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
1272 Hayes St
Napa, CA 94559-1711
Phone: (707) 237-0953
Street-level locationGet directions
Mailing address
63 Arboreo St
Napa, CA 94559-4555
Registry dates
- Enumerated
- 2023-10-05
- Last updated
- 2025-08-19
- Certified
- 2025-08-19
Frequently asked questions
- What is Dalia Sierra's NPI number?
- Dalia Sierra's National Provider Identifier (NPI) is 1184404212, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dalia Sierra's specialty?
- Dalia Sierra is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Dalia Sierra located?
- Dalia Sierra's practice location on file with NPPES is 1272 Hayes St, Napa, CA 94559-1711.
- What is Dalia Sierra's phone number?
- The practice phone number listed in the NPPES registry for Dalia Sierra is (707) 237-0953.
- Is Dalia Sierra's NPI active?
- Yes — Dalia Sierra's NPI (1184404212) is active in the NPPES registry as of the last update on 2025-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.